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Update PathFollow2D when curve is changed

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This commit is contained in:
Tomasz Chabora
2020-11-08 21:43:56 +01:00
committed by kobewi
parent cd3e03432a
commit 5d75edb3b5
2 changed files with 30 additions and 0 deletions
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25
scene/2d/path_2d.cpp
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@ -31,6 +31,7 @@
#include "path_2d.h"
#include "core/math/geometry_2d.h"
#include "scene/main/timer.h"
#ifdef TOOLS_ENABLED
#include "editor/editor_scale.h"
@ -171,6 +172,12 @@ void Path2D::_curve_changed() {
}
queue_redraw();
for (int i = 0; i < get_child_count(); i++) {
PathFollow2D *follow = Object::cast_to<PathFollow2D>(get_child(i));
if (follow) {
follow->path_changed();
}
}
}
void Path2D::set_curve(const Ref<Curve2D> &p_curve) {
@ -200,6 +207,14 @@ void Path2D::_bind_methods() {
/////////////////////////////////////////////////////////////////////////////////
void PathFollow2D::path_changed() {
if (update_timer && !update_timer->is_stopped()) {
update_timer->start();
} else {
_update_transform();
}
}
void PathFollow2D::_update_transform() {
if (!path) {
return;
@ -230,6 +245,16 @@ void PathFollow2D::_update_transform() {
void PathFollow2D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_READY: {
if (Engine::get_singleton()->is_editor_hint()) {
update_timer = memnew(Timer);
update_timer->set_wait_time(0.2);
update_timer->set_one_shot(true);
update_timer->connect("timeout", callable_mp(this, &PathFollow2D::_update_transform));
add_child(update_timer, false, Node::INTERNAL_MODE_BACK);
}
} break;
case NOTIFICATION_ENTER_TREE: {
path = Object::cast_to<Path2D>(get_parent());
if (path) {